Home / 1,628,779.08-2,247,984.94-903,859.66

Finding the Fourth Proportional to 1,628,779.08, 2,247,984.94 and 903,859.66

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Solution

The fourth proportional to 1,628,779.08, 2,247,984.94 and 903,859.66 is: 1,247,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,779.08 : 2,247,984.94 = 903,859.66 : x
  2. Step 2: Convert to fraction form
    1,628,779.08/2,247,984.94 = 903,859.66/x
  3. Step 3: Cross multiply
    1,628,779.08x = 2,247,984.94 × 903,859.66
  4. Step 4: Simplify right side
    1,628,779.08x = 2,031,862,892,313.60
  5. Step 5: Solve for x
    x = 2,031,862,892,313.60/1,628,779.08
  6. Step 6: Final answer
    x = 1,247,476.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.